From 7f7d77749ed93cb39380ac4b70bf00c444fd5e9c Mon Sep 17 00:00:00 2001
From: Yusuf Bera Ertan <y.bera003.06@protonmail.com>
Date: Wed, 12 Apr 2023 14:12:20 +0300
Subject: [PATCH] feat: implement auth

---
 components/Button.tsx | 12 +++++++
 components/Center.tsx | 12 +++++++
 components/Input.tsx  | 12 +++++++
 deno.lock             |  3 ++
 fresh.gen.ts          |  4 +++
 import_map.json       |  3 +-
 routes/index.tsx      | 37 ++++++++++------------
 routes/library.tsx    | 37 ++++++++++++++++++++++
 routes/login.tsx      | 74 +++++++++++++++++++++++++++++++++++++++++++
 9 files changed, 173 insertions(+), 21 deletions(-)
 create mode 100644 components/Button.tsx
 create mode 100644 components/Center.tsx
 create mode 100644 components/Input.tsx
 create mode 100644 routes/library.tsx
 create mode 100644 routes/login.tsx

diff --git a/components/Button.tsx b/components/Button.tsx
new file mode 100644
index 0000000..5791edf
--- /dev/null
+++ b/components/Button.tsx
@@ -0,0 +1,12 @@
+import { JSX } from "preact";
+
+export default function Button(props: JSX.HTMLAttributes<HTMLButtonElement>) {
+  return (
+    <button
+      {...props}
+      class={`px-3 py-2 bg-white rounded border(gray-500 2) hover:bg-gray-200 active:bg-gray-300 disabled:(opacity-50 cursor-not-allowed) ${
+        props.class ?? ""
+      }`}
+    />
+  );
+}
diff --git a/components/Center.tsx b/components/Center.tsx
new file mode 100644
index 0000000..518553e
--- /dev/null
+++ b/components/Center.tsx
@@ -0,0 +1,12 @@
+import { JSX } from "preact";
+
+export default function Center(props: JSX.HTMLAttributes<HTMLDivElement>) {
+  return (
+    <div
+      {...props}
+      class={`flex items-center justify-center h-full w-full ${
+        props.class ?? ""
+      }`}
+    />
+  );
+}
diff --git a/components/Input.tsx b/components/Input.tsx
new file mode 100644
index 0000000..bd8ea7a
--- /dev/null
+++ b/components/Input.tsx
@@ -0,0 +1,12 @@
+import { JSX } from "preact";
+
+export default function Input(props: JSX.HTMLAttributes<HTMLInputElement>) {
+  return (
+    <input
+      {...props}
+      class={`px-3 py-2 bg-white rounded border(gray-500 2) disabled:(opacity-50 cursor-not-allowed) ${
+        props.class ?? ""
+      }`}
+    />
+  );
+}
diff --git a/deno.lock b/deno.lock
index 3be4de0..91112c9 100644
--- a/deno.lock
+++ b/deno.lock
@@ -76,6 +76,9 @@
     "https://deno.land/std@0.178.0/path/separator.ts": "0fb679739d0d1d7bf45b68dacfb4ec7563597a902edbaf3c59b50d5bcadd93b1",
     "https://deno.land/std@0.178.0/path/win32.ts": "d186344e5583bcbf8b18af416d13d82b35a317116e6460a5a3953508c3de5bba",
     "https://deno.land/std@0.178.0/semver/mod.ts": "409a2691f5a411c34e917c1e6d445a6d1d53f3fadf660e44a99dd0bf9b2ef412",
+    "https://deno.land/std@0.182.0/_util/asserts.ts": "178dfc49a464aee693a7e285567b3d0b555dc805ff490505a8aae34f9cfb1462",
+    "https://deno.land/std@0.182.0/datetime/to_imf.ts": "8f9c0af8b167031ffe2e03da01a12a3b0672cc7562f89c61942a0ab0129771b2",
+    "https://deno.land/std@0.182.0/http/cookie.ts": "934f92d871d50852dbd7a836d721df5a9527b14381db16001b40991d30174ee4",
     "https://deno.land/x/code_block_writer@11.0.3/mod.ts": "2c3448060e47c9d08604c8f40dee34343f553f33edcdfebbf648442be33205e5",
     "https://deno.land/x/code_block_writer@11.0.3/utils/string_utils.ts": "60cb4ec8bd335bf241ef785ccec51e809d576ff8e8d29da43d2273b69ce2a6ff",
     "https://deno.land/x/denoflate@1.2.1/mod.ts": "f5628e44b80b3d80ed525afa2ba0f12408e3849db817d47a883b801f9ce69dd6",
diff --git a/fresh.gen.ts b/fresh.gen.ts
index bf3691b..4b2f1ba 100644
--- a/fresh.gen.ts
+++ b/fresh.gen.ts
@@ -4,10 +4,14 @@
 
 import config from "./deno.json" assert { type: "json" };
 import * as $0 from "./routes/index.tsx";
+import * as $1 from "./routes/library.tsx";
+import * as $2 from "./routes/login.tsx";
 
 const manifest = {
   routes: {
     "./routes/index.tsx": $0,
+    "./routes/library.tsx": $1,
+    "./routes/login.tsx": $2,
   },
   islands: {},
   baseUrl: import.meta.url,
diff --git a/import_map.json b/import_map.json
index aa5b581..e575288 100644
--- a/import_map.json
+++ b/import_map.json
@@ -7,6 +7,7 @@
     "@preact/signals": "https://esm.sh/*@preact/signals@1.1.3",
     "@preact/signals-core": "https://esm.sh/*@preact/signals-core@1.2.3",
     "twind": "https://esm.sh/twind@0.16.19",
-    "twind/": "https://esm.sh/twind@0.16.19/"
+    "twind/": "https://esm.sh/twind@0.16.19/",
+    "$std/": "https://deno.land/std@0.182.0/"
   }
 }
diff --git a/routes/index.tsx b/routes/index.tsx
index fd5fec3..1682d4b 100644
--- a/routes/index.tsx
+++ b/routes/index.tsx
@@ -1,22 +1,19 @@
-import { Head } from "$fresh/runtime.ts";
+import { getCookies } from "$std/http/cookie.ts";
 
-export default function Home() {
-  return (
-    <>
-      <Head>
-        <title>Fresh App</title>
-      </Head>
-      <div class="p-4 mx-auto max-w-screen-md">
-        <img
-          src="/logo.svg"
-          class="w-32 h-32"
-          alt="the fresh logo: a sliced lemon dripping with juice"
-        />
-        <p class="my-6">
-          Welcome to `fresh`. Try updating this message in the ./routes/index.tsx
-          file, and refresh.
-        </p>
-      </div>
-    </>
-  );
+export function handler(req: Request): Response {
+  const cookies = getCookies(req.headers);
+  const username = cookies["username"];
+  const password = cookies["password"];
+
+  if (username != null && password != null) {
+    return new Response("", {
+      status: 303,
+      headers: { location: "/library" },
+    });
+  } else {
+    return new Response("", {
+      status: 303,
+      headers: { location: "/login" },
+    });
+  }
 }
diff --git a/routes/library.tsx b/routes/library.tsx
new file mode 100644
index 0000000..cba4a2f
--- /dev/null
+++ b/routes/library.tsx
@@ -0,0 +1,37 @@
+import { Handlers, PageProps } from "$fresh/server.ts";
+import { getCookies } from "$std/http/cookie.ts";
+import { Head } from "$fresh/runtime.ts";
+
+interface Data {
+  username: string;
+  password: string;
+}
+
+export const handler: Handlers<Data> = {
+  GET(req, ctx) {
+    const cookies = getCookies(req.headers);
+    const username = cookies["username"];
+    const password = cookies["password"];
+
+    if (username && password) {
+      return ctx.render({ username, password });
+    } else {
+      return new Response("", {
+        status: 303,
+        headers: { location: "/login" },
+      });
+    }
+  },
+};
+
+export default function LibraryPage({ data }: PageProps<Data>) {
+  const { username, password } = data;
+  return (
+    <>
+      <Head>
+        <title>musikspider</title>
+      </Head>
+      <p>Library {username} {password}</p>
+    </>
+  );
+}
diff --git a/routes/login.tsx b/routes/login.tsx
new file mode 100644
index 0000000..a7f07a1
--- /dev/null
+++ b/routes/login.tsx
@@ -0,0 +1,74 @@
+import { setCookie } from "$std/http/cookie.ts";
+import { Handlers } from "$fresh/server.ts";
+import { Head } from "$fresh/runtime.ts";
+
+import Button from "../components/Button.tsx";
+import Input from "../components/Input.tsx";
+
+const LOGIN_MAX_AGE = 60 * 60 * 24 * 7;
+
+export const handler: Handlers = {
+  GET(_, ctx) {
+    return ctx.render();
+  },
+  async POST(req, _) {
+    const form = await req.formData();
+    const username = form.get("username")!.toString();
+    const password = form.get("password")!.toString();
+
+    const response = new Response("", {
+      status: 303,
+      headers: { location: "/library" },
+    });
+    setCookie(response.headers, {
+      name: "username",
+      value: username,
+      maxAge: LOGIN_MAX_AGE,
+      httpOnly: true,
+    });
+    setCookie(response.headers, {
+      name: "password",
+      value: password,
+      maxAge: LOGIN_MAX_AGE,
+      httpOnly: true,
+    });
+    return response;
+  },
+};
+
+export default function LoginPage() {
+  return (
+    <>
+      <Head>
+        <title>musikspider</title>
+      </Head>
+      <div class="flex items-center justify-center p-4 mx-auto max-w-screen-md h-screen">
+        <form method="POST">
+          <div class="flex flex-col gap-2 max-w-xs">
+            <div class="flex gap-4 place-items-center">
+              <label for="username" class="w-1/3">username</label>
+              <Input
+                class="w-2/3"
+                id="username"
+                type="text"
+                name="username"
+                required
+              />
+            </div>
+            <div class="flex gap-4 place-items-center">
+              <label for="password" class="w-1/3">password</label>
+              <Input
+                class="w-2/3"
+                id="password"
+                type="password"
+                name="password"
+                required
+              />
+            </div>
+            <Button class="w-min" type="submit">login</Button>
+          </div>
+        </form>
+      </div>
+    </>
+  );
+}